[Phys-L] Re: Questionable news report

[Bernard Cleyet <bernardcleyet@REDSHIFT.COM>]

Still unsatisfied.    The daughter is stable Rb-85

The MSDS suggested aeration is the decontamination method, tho I may
have missed something, as it's a difficult read.


Handling and Disposal
=======================================================
Spill Release Procedures: VENTILATE AREA TO DISSIPATE KRYPTON 85 RELEASED
  FROM BROKEN SPARK GAPS.IN EVENT OF BREAKAGE THE KRYPTON 85 WILL DISPERSE
  HARMLESSLY INTO ATMOSPHERE.
Neutralizing Agent: NONE SPECIFIED BY MANUFACTURER.
Waste Disposal Methods: TRANSFER TO LICENSED WASTE DISPO SERV OR ANY
  METHOD IN COMPLIANCE W/TITLE 10CFR,PART20.DISPO OF IN SM QUANT
  RADIOACTIVE SPARK GASP PRESENT INSIGNIFICANT RADIATION HAZ.FED/STATE REG
  GOVERNING DISPO OF  RADIOACTIVE AMTL MSUT BE FOLLOWED.
Handling And Storage Precautions: TO PREVENT BREAKAGE, AVOID DROPPING OR
  ROUGH HDNLING OF DEVICES CONTAINING KRYPTON 85.
Other Precautions: MINUTE QUANT OF RADIOACTIVE MATL CONTAINED IN EA SPARK
  GAP QUALIFIES THESE DEVICES FOR EXEMPTION UNDER 10CFR30.15 WHICH PERMITS
  POSSESSION BY NRC GEN LIC.REF:FED REGISTER TITLE 10 PART 20 OR T.O.00-11
  0N-7.



bc, who thinks the wash down was a placebo, and wonders why a fast
discharge tube is necessary to ignite the fuel-air mixture in a V-1 type
missile.



Strickert, Rick wrote:

> In the Unison plant, a canister exploded or ruptured, releasing Kr-85,
> which is a radioactive gas used in making spark gap tubes.
>
> USA Today had a news report with a picture at
> http://www.usatoday.com/news/nation/2006-01-30-building-blast_x.htm
>
> According to the news report: "One person who suffered cuts in the
> explosion was taken to a hospital for treatment, and 15 others were
> taken to hospitals as a precaution after complaining of being
> lightheaded, nauseous, having high-blood pressure or other conditions."
>
> The picture of some of the 30 exposed firefighters being checked for
> radioactive contamination on their suits and boots from Kr-85 using a
> Ludlum survey meter with a pancake probe is at
> http://images.usatoday.com/news/_photos/2006/01/29/in-fla.jpg
>
> Here's an MSDS for the Kr-85 spark gap tube
> http://www2.siri.org/msds/f2/cfl/cfldh.html
>
> More info on spark gap tubes is at
> http://www.orau.org/ptp/collection/consumer%20products/electrontubes.htm
>
>
> Rick Strickert
> Austin, TX
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